A man's pregnant second wife gets upset when he decides to go overseas to his young son, who may be dying of typhoid fever.

John and Irene Emerson's marriage begins well enough, but it is not long before John becomes less attentive. Feeling neglected, Irene spends more time with her girl friends, and John, consequently, falls prey to the vamping wiles of his secretary, Jean Ralston. When John comes home from the theater smelling of Jean's perfume, Irene procures a divorce; John then marries Jean.

A woman is abandoned by her lover and prostitution is the only way she has to survive.

A schooner disappears at sea without a trace. Years later, evidence of possible survivors prompts the mother of the schooner's mate Jose to hire a tuna boat to investigate. They discover the lad living happily on a South Seas island, and, when he refuses to leave with them, they abduct him. However, Jose gets revenge by leading the ship into the lair of a mysterious giant manta ray.